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Better ops with SOPs

A standard operating procedure (SOP) is a documented tool designed to provide formal, consistent, and efficient results. Put another way, an SOP can bring order to a process that might otherwise be unpredictable at best and chaotic at worst. And given how dynamic the...

Cars that make you think of something specific

Some vehicles have the power to evoke strong memories or associations. Whether it's a classic film, a historical event, or a beloved television show, these vehicles often serve as iconic symbols. You’ll likely only have to read the headers in this piece for you to...

Using voltage to locate electrical faults

Locating the cause of an electrical fault can be a challenge even for the most experienced professional. I’m not referring to open circuits or even short circuits. These are relatively easy to find. In either case, the component, or load, won’t work. But the most...

How do you handle billing shop supplies?

When I first began writing service at an indie auto repair shop, one line item on the bill was “shop supplies.” We tacked on some percentage of the bill, capping at $19.88. Shows you how long ago that was! Customers would ask about it, and many were angry about the...

Tool Review: FNIRSI DSO152 Oscilloscope

Disclaimer: I purchased this tool at full retail price. In fact, I actually purchased two so I could try out the version with a high-voltage lead.If you’ve met my fellow Shop Press contrib Pete, seen his videos, taken his classes, or read his articles, you’ll know...

PSA: Check that cabin air filter

PSA: Check that cabin air filter

Most of us know that we should change the filter in our home heating and air conditioning system monthly, but why? What does it do? The role of the filter is twofold. First, it traps dirt, dust, pet dander, pollen and other allergens and helps keep the air you’re...
Exhaust tips: three ways to fine-tune your method

Exhaust tips: three ways to fine-tune your method

Exhaust work is straightforward and (I think) easy to understand. If you’ve got a lift and a ‘cety torch, it really should be gravy work. That said, I have made plenty of my own mistakes and repaired the mistakes of others. Hopefully this article helps a few of you...
Four not-so-obvious ways grease can come in handy

Four not-so-obvious ways grease can come in handy

I like grease. You may or you may not, but as a very cheap staple of most shops, I’ve learned to use it in a few unconventional ways, which has made me like it more. Here are a few times plain ol’ grease is what you should reach for. Vertically-oriented O-rings...
Two A/C checks you don’t wanna skip

Two A/C checks you don’t wanna skip

If you’ve already invested in RRR (recovery/recycle/recharge) machine equipment necessary to service vehicles with R1234yf, you may have also already learned that performing a refrigerant identification test prior to recovering what is in the customer’s vehicle is...
Five tips for servicing cartridge-style oil filters

Five tips for servicing cartridge-style oil filters

The oil change is supposed to be simple, right? And while the service guide is always your guide, there are a few things that pertain to servicing vehicles equipped with cartridge-style oil filters that aren’t always covered as well as they could be....